Home / 156,973.40-235,130.70-123,535.52

Finding the Fourth Proportional to 156,973.40, 235,130.70 and 123,535.52

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Solution

The fourth proportional to 156,973.40, 235,130.70 and 123,535.52 is: 185,044.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,973.40 : 235,130.70 = 123,535.52 : x
  2. Step 2: Convert to fraction form
    156,973.40/235,130.70 = 123,535.52/x
  3. Step 3: Cross multiply
    156,973.40x = 235,130.70 × 123,535.52
  4. Step 4: Simplify right side
    156,973.40x = 29,046,993,292.46
  5. Step 5: Solve for x
    x = 29,046,993,292.46/156,973.40
  6. Step 6: Final answer
    x = 185,044.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.